Energy

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Across
  1. 2. Also called petroleum; used to make gasoline, jet fuel, plastics, etc.
  2. 3. Take up little space, so livestock can be grazed on the land as well making the land dual-purpose
  3. 5. Fission splits radioactive atoms apart to produce energy
  4. 8. Water is pumped underground to be heated by the magma from the earth's core
  5. 9. Photovoltaic panels harness energy from the photons or light from the sun
Down
  1. 1. Organic matter such as wood, charcoal, manure
  2. 4. gas The "cleanest" fossil fuel, meaning the lowest emissions.
  3. 6. The fossil fuel that emits the most pollutants when combusted, causing acid precipitation
  4. 7. Provide benefits of electricity, flood control, and recreation